Add support for multiple simultaneous subresource_filter::Configurations.

components/subresource_filter/core/browser/subresource_filter_features_test_support.cc

Index: components/subresource_filter/core/browser/subresource_filter_features_test_support.cc
diff --git a/components/subresource_filter/core/browser/subresource_filter_features_test_support.cc b/components/subresource_filter/core/browser/subresource_filter_features_test_support.cc
index d1cf6a51efacb67bc36f8cbfce3d62d9d1b0afe6..1fc5cfdc7eb44e46ec068d888e18ed26d5730dd6 100644
--- a/components/subresource_filter/core/browser/subresource_filter_features_test_support.cc
+++ b/components/subresource_filter/core/browser/subresource_filter_features_test_support.cc
@@ -24,6 +24,11 @@ ScopedSubresourceFilterConfigurator::ScopedSubresourceFilterConfigurator(
     : ScopedSubresourceFilterConfigurator(
           base::MakeShared<ConfigurationList>(std::move(config))) {}
 
+ScopedSubresourceFilterConfigurator::ScopedSubresourceFilterConfigurator(
+    std::vector<Configuration> configs)
+    : ScopedSubresourceFilterConfigurator(
+          base::MakeShared<ConfigurationList>(std::move(configs))) {}
+
 ScopedSubresourceFilterConfigurator::~ScopedSubresourceFilterConfigurator() {
   GetAndSetActivateConfigurations(std::move(original_config_));
 }